U

aquae

noun, plural aq·uae [ak-wee, ah-kwee] /ˈæk wi, ˈɑ kwi/, aq·uas.

Chiefly Pharmacology.
1. water.
2. a liquid.
3. a solution, especially in water.
a light greenish-blue color.

adjective

having the color aqua.

noun plural aquae (ˈækwiː) or aquas

water: used in compound names of certain liquid substances (as in aqua regia) or solutions of substances in water (as in aqua ammoniae), esp in the names of pharmacological solutions

adjective

short for aquamarine (def. 2)

“water,” late 14c.; see aqua-. Used in late Middle English in combinations to mean “decoction, solution” (cf. aqua regia, a mix of concentrated acids, literally “royal water,” so called for its power to dissolve gold and other “noble” metals). As the name of a light greenish-blue color, 1936.